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Patent US2929339A successfully refreshed from Google Patents.
US2929339A
Expired / Lapsed
US
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Freight loading apparatus
Assignee: Evans Products Co
•
Filing: 1955-02-11
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Granted: 1960-03-22
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Expires: 1975-02-11
Abstract
No abstract record available.
Inventors
- 👤 George M Schueder
- 👤 Raymond O Sturdy
- 👤 Frank J Acton
- 👤 Frank A Glomb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:16
CPC Classifications
B; B61; B61D; B61D3/00; B61D3/04; B61D47/00; B61D47/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2668734A
Cited
GB295736A
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US1994695A
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US2004439A
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US2127965A
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US2147014A
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US2146203A
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US2233055A
Cited
US2695568A
Cited
US2647009A
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US2659318A
Cited
US2758552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |